Price of a 3-room apartment (T3) in Groslay
In Groslay, the median price of a T3 is €2,848/sq.m, i.e. about €179,424 for an average area of 63 sq.m. Data from actual DVF transactions by the DGFiP (18 sales over the 12 months ending 31 December 2025).
Price range (T3)
What DVF sales say about the price of a T3 in Groslay
Half the town's apartment sales sit between its 1st and 3rd quartiles, and at €2,848/sq.m this median lands in the lower third of that span. Apartments sold in the town average 58 sq.m, against 63 sq.m for the T3, about 8% more. Of the 5 property types measured in Groslay, the T3 ranks 5th by price per sq.m and 2nd by number of sales over 12 months. This property type takes about 20% of local activity, 18 of the 88 apartment and house sales counted over twelve months. Among the neighbouring towns tracked by Briveo that measure the same property type, Montmorency comes out at €3,760/sq.m, about 32% above, and Sarcelles at €2,055/sq.m, about 28% below. For all of the town's apartments, whatever their number of rooms, DVF sales published by the DGFiP show the median price per sq.m moving -2.9% over one year.
Observed sale prices of a T3 in Groslay
Of the sales of a T3 à Groslay, half closed between 158,000 € and 212,000 €, for a median price of 175,000 €.
Half of the T3 sold measure between 60 and 67 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 9 | €3,033/sq.m |
| 2024 | 14 | €2,781/sq.m |
| 2025 | 18 | €2,705/sq.m |
Between 2024 and 2025, the median price per sq.m of a T3 went from 2,781 € to 2,705 €, −2.7 %.
Source and method
- Property transfer records (DVF), published by the French tax authority (DGFiP)
- Sales recorded from 1 January 2023 to 31 December 2025
- Based on 18 sales
- Figures computed on 30 October 2026
The town
Groslay covers 3 km², lies between 51 and 123 m above sea level and had 8,453 inhabitants in the 2023 census.
Groslay [ɡʁolɛ] is a French commune situated in the département of Val-d'Oise, in the région of Île-de-France. Its inhabitants are called Groslaysiens.
The full property page of the town
From Wikidata and the Wikipedia article « Groslay », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in Groslay
Price of a T3 in nearby cities
Cities tracked by BRIVEO in the same department, median for the same property type when available.
Frequently asked questions, T3 in Groslay
Q1What is the price of a T3 in Groslay in 2026?
In Groslay, the median price of a T3 is €2,848/sq.m, with a range of €2,667 to €3,189/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T3 of 63 sq.m in Groslay?
For the average observed area (63 sq.m), the indicative budget goes from about €168,021 (1st quartile) to €200,907 (3rd quartile), around €179,424 at the median price. Indicative calculation, DVF price per sq.m multiplied by the area, excluding notary fees.
Q3How does the price of a T3 compare with apartments in Groslay?
The median price of a T3 in Groslay is about 4% below the city's apartment median (€2,978/sq.m), based on DVF sales published by the DGFiP.
Q4How many T3 sales in Groslay?
The DGFiP DVF database records 18 sales of this type in Groslay over the last 12 months.